From: Loc Ho <lho@xxxxxxx>
[ Upstream commit 1382ea631ddddb634850a3795527db0feeff5aaf ]
The X-Gene clock driver missed the divider shift operation when
set the divider value.
Signed-off-by: Loc Ho <lho@xxxxxxx>
Fixes: 308964caeebc ("clk: Add APM X-Gene SoC clock driver")
Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx>
---
drivers/clk/clk-xgene.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/clk/clk-xgene.c b/drivers/clk/clk-xgene.c
index 27c0da2..10224b0 100644
--- a/drivers/clk/clk-xgene.c
+++ b/drivers/clk/clk-xgene.c
@@ -351,7 +351,8 @@ static int xgene_clk_set_rate(struct clk_hw *hw, unsigned long rate,
/* Set new divider */
data = xgene_clk_read(pclk->param.divider_reg +
pclk->param.reg_divider_offset);
- data &= ~((1 << pclk->param.reg_divider_width) - 1);
+ data &= ~((1 << pclk->param.reg_divider_width) - 1)
+ << pclk->param.reg_divider_shift;
data |= divider;
xgene_clk_write(data, pclk->param.divider_reg +
pclk->param.reg_divider_offset);
--
2.7.4
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